diff -Nupr src.orig/fs/proc/meminfo.c src/fs/proc/meminfo.c

--- src.orig/fs/proc/meminfo.c	2020-03-10 10:35:54.568563834 -0400

+++ src/fs/proc/meminfo.c	2020-03-10 10:37:00.986424500 -0400

@@ -31,6 +31,7 @@ static int meminfo_proc_show(struct seq_

 	unsigned long pages[NR_LRU_LISTS];

 	int lru;

+	printk("a\n");

 /*

  * display in kilobytes.

  */

@@ -202,6 +203,7 @@ static const struct file_operations memi

 static int __init proc_meminfo_init(void)

 {

+	printk("a\n");

 	proc_create("meminfo", 0, NULL, &meminfo_proc_fops);

 	return 0;

 }